An exceptional investment opportunity in the heart of prestigious Westmount. This quintessential detached duplex has been exquisitely maintained, offering refined elegance and remarkable versatility--whether maintained as a premium revenue property or transformed into a grand single-family residence. Showcasing sun-drenched, expansive living spaces, timeless architectural details, a secluded private garden, and a rare two-car garage. Perfectly positioned just moments from Westmount's schools, parks, and amenities.